53697287

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{421}}^1$

素因数の和:591

約数の個数: 24

約数和(自身を含む): 66389040

約数和(自身を除く): 12691753

約数列:

[1, 7, 19, 49, 133, 137, 421, 931, 959, 2603, 2947, 6713, 7999, 18221, 20629, 55993, 57677, 127547, 391951, 403739, 1095863, 2826173, 7671041, 53697287]

約数ペア:

[(1, 53697287), (7, 7671041), (19, 2826173), (49, 1095863), (133, 403739), (137, 391951), (421, 127547), (931, 57677), (959, 55993), (2603, 20629), (2947, 18221), (6713, 7999)]